physics

Gilles Holst

Gilles Holst is a physics topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Gilles Holst rather than just read about it. In short: Gilles Holst (20 March 1886 – 11 October 1968) was a Dutch physicist, known worldwide for his invention of the low-pressure sodium lamp in 1932. Early life His father was a manager of a shipyard.

Key takeaways

Gilles Holst belongs to physics; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Gilles Holst to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Gilles Holst from memory before moving on to harder problems.

Reference excerpt

Gilles Holst (20 March 1886 – 11 October 1968) was a Dutch physicist, known worldwide for his invention of the low-pressure sodium lamp in 1932.

Early life His father was a manager of a shipyard. In 1904 he went to ETH Zurich to study mechanical engineering, switching to mathematics and physics after a year.

Career He worked with Balthasar van der Pol, known for the Van der Pol oscillator, and Frans Michel Penning, known for Penning ionization and the Penning mixture. In 1908 he became a geprüfter Fachlehrer, or qualified teacher. And most important, he became the science director of the Philips Physics Laboratory in Eindhoven. In 1909 he became an assistant to Heike Kamerlingh Onnes at Leiden University. At Leiden, it is believed that he was the first to witness the phenomenon of superconductivity. In 1926 he became a member of the Royal Netherlands Academy of Arts and Sciences. The Gilles Holst Award was first awarded in 1939.

Personal life He died in the Netherlands at the age of 82.

References

External links Holst Centre Archived 2018-12-15 at the Wayback Machine

Illustrations

Worked examples

Example 1 — a first encounter with Gilles Holst

Start with the simplest possible case. Write down what Gilles Holst claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In physics, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Gilles Holst before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Gilles Holst ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Gilles Holst

In research: Gilles Holst appears in physics research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Gilles Holst in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Gilles Holst is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1886 births, 1968 deaths, 20th-century Dutch physicists, so understanding it makes those chapters shorter.
In everyday life: Look for Gilles Holst outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Gilles Holst in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Gilles Holst means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Gilles Holst out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Gilles Holst in simple terms?

Gilles Holst (20 March 1886 – 11 October 1968) was a Dutch physicist, known worldwide for his invention of the low-pressure sodium lamp in 1932. Early life His father was a manager of a shipyard.

Why does Gilles Holst matter?

Because it connects several physics ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Gilles Holst?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Gilles Holst.